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Gate-Operating Mechanism
Patent for "new and useful Improvements in Gate-Operating Mechanisms" (lines 4-6) including instructions and illustrations.
Date:
December 12, 1911
Creator:
Wilson, Simeon
System:
The Portal to Texas History
Tie-Rod for the Rails of a Track
Patent for a tying rod for railroad tracks. Illustrations included.
Date:
September 12, 1911
Creator:
Bzsan, Stephen
System:
The Portal to Texas History